367645 has 4 divisors (see below), whose sum is σ = 441180. Its totient is φ = 294112.

The previous prime is 367637. The next prime is 367649. The reversal of 367645 is 546763.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 196249 + 171396 = 443^2 + 414^2 .

It is a cyclic number.

It is not a de Polignac number, because 367645 - 2³ = 367637 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (367649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36760 + ... + 36769.

It is an arithmetic number, because the mean of its divisors is an integer number (110295).

2³⁶⁷⁶⁴⁵ is an apocalyptic number.

It is an amenable number.

367645 is a deficient number, since it is larger than the sum of its proper divisors (73535).

367645 is an equidigital number, since it uses as much as digits as its factorization.

367645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73534.

The product of its digits is 15120, while the sum is 31.

The square root of 367645 is about 606.3373648391. The cubic root of 367645 is about 71.6379068546.

It can be divided in two parts, 3676 and 45, that added together give a square (3721 = 61²).

The spelling of 367645 in words is "three hundred sixty-seven thousand, six hundred forty-five".